tert-Butyl (4-chloro-5-formylpyridin-2-yl)carbamate CAS 1260667-76-2
| CAS No. | 1260667-76-2 |
| Molecular Formula | C11H13ClN2O3 |
| Molecular Weight | 256.69 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H13ClN2O3, tert-Butyl (4-chloro-5-formylpyridin-2-yl)carbamate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 256.69 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
tert-Butyl (4-chloro-5-formylpyridin-2-yl)carbamate (CAS 1260667-76-2) is a high-purity analytical reference standard with the molecular formula C11H13ClN2O3 and a molecular weight of 256.69 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), tert-Butyl (4-chloro-5-formylpyridin-2-yl)carbamate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C11H13ClN2O3 |
| Molecular Weight | 256.69 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
- tert-Butyl (5-chloro-4-formylpyridin-2-yl)carbamate (CAS 1260666-98-5)
- 2-(1-(4-Chlorophenyl)-1H-pyrazol-5-yl)pyrimidine (CAS 1269291-24-8)
- n-{[4-(carbamoylmethoxy)phenyl]methyl}-2-chloroacetamide (CAS 1258650-32-6)
- 2-(1-(2-Chlorophenyl)-1H-pyrazol-5-yl)pyrimidine (CAS 1269293-18-6)
- N-methylbicyclo[1.1.1]pentan-1-amine (CAS 1882089-75-9)
- 2-(1h-Pyrazol-1-yl)-5-(trifluoromethyl)pyridine (CAS 1156914-62-3)
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